Coffee maker



FIG. 1 is a perspective view of an coffee maker showing my new design;

FIG. 2 is a right side view thereof;

FIG. 3 is a left side view thereof;

FIG. 4 is a front side view thereof;

FIG. 5 is a back side view thereof;

FIG. 6 is a top view thereof;

FIG. 7 is a bottom view thereof; and,

FIG. 8 is an exploded perspective view thereof.

CLAIM The ornamental design for a coffee maker, as shown and described.